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Class: Sapling::CLI
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— Sapling Documentation
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<span class="title">CLI</span>
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<div id="content"><h1>Class: Sapling::CLI
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</h1>
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<span class="inheritName">Object</span>
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<li>Object</li>
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<li class="next">Sapling::CLI</li>
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<dd>lib/sapling.rb</dd>
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<h2>Overview</h2><div class="docstring">
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<div class="discussion">
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<p>CLI is the class for option parsing, and the gateway to the program, on the
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command line</p>
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Instance Method Summary
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<li class="public ">
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<span class="summary_signature">
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<a href="#talk-instance_method" title="#talk (instance method)">#<strong>talk</strong>(options) ⇒ Object </a>
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<span class="summary_desc"><div class='inline'>
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<p>Option parsing, and gateway to either reading and traversing a tree, or
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editing/creating a tree.</p>
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</div></span>
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</li>
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<div id="instance_method_details" class="method_details_list">
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<h2>Instance Method Details</h2>
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<div class="method_details first">
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<h3 class="signature first" id="talk-instance_method">
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#<strong>talk</strong>(options) ⇒ <tt>Object</tt>
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</h3><div class="docstring">
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<div class="discussion">
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<p>Option parsing, and gateway to either reading and traversing a tree, or
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editing/creating a tree.</p>
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</div><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/sapling.rb', line 21</span>
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<span class='kw'>def</span> <span class='id identifier rubyid_talk'>talk</span><span class='lparen'>(</span><span class='id identifier rubyid_options'>options</span><span class='rparen'>)</span>
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<span class='id identifier rubyid_opt_parser'>opt_parser</span> <span class='op'>=</span> <span class='const'>OptionParser</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_opt'>opt</span><span class='op'>|</span>
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<span class='id identifier rubyid_opt'>opt</span><span class='period'>.</span><span class='id identifier rubyid_banner'>banner</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Usage: sapling -t FILE\n</span><span class='tstring_end'>"</span></span> \
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<span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Usage: sapling -e [FILE]</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_opt'>opt</span><span class='period'>.</span><span class='id identifier rubyid_on_tail'>on_tail</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>-h</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>--help</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Show this menu</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span> <span class='kw'>do</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='id identifier rubyid_opt'>opt</span>
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<span class='id identifier rubyid_exit'>exit</span>
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<span class='kw'>end</span>
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<span class='id identifier rubyid_opt'>opt</span><span class='period'>.</span><span class='id identifier rubyid_on'>on</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>-t</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>--talk</span><span class='tstring_end'>"</span></span><span class='comma'>,</span>
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<span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Begin traversing the provided dialogue tree</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span> <span class='kw'>do</span>
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<span class='kw'>if</span> <span class='const'>ARGV</span><span class='period'>.</span><span class='id identifier rubyid_empty?'>empty?</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>No tree file provided. Please provide a tree file.</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='id identifier rubyid_opt_parser'>opt_parser</span>
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<span class='id identifier rubyid_exit'>exit</span>
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<span class='kw'>end</span>
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<span class='kw'>unless</span> <span class='id identifier rubyid_verify_tree'><span class='object_link'><a href="../top-level-namespace.html#verify_tree-instance_method" title="#verify_tree (method)">verify_tree</a></span></span><span class='lparen'>(</span><span class='const'>ARGV</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='rparen'>)</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>\n</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_opt'>opt</span><span class='embexpr_end'>}</span><span class='tstring_content'>\n</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_exit'>exit</span>
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<span class='kw'>end</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Welcome to Sapling, a Dialogue Tree Utility.\n</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_speaker'>speaker</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../Dialogue.html" title="Dialogue (module)">Dialogue</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Dialogue/Speaker.html" title="Dialogue::Speaker (class)">Speaker</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="../Dialogue/Speaker.html#initialize-instance_method" title="Dialogue::Speaker#initialize (method)">new</a></span></span>
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<span class='id identifier rubyid_speaker'>speaker</span><span class='period'>.</span><span class='id identifier rubyid_file'>file</span> <span class='op'>=</span> <span class='const'>YAML</span><span class='period'>.</span><span class='id identifier rubyid_load_file'>load_file</span><span class='lparen'>(</span><span class='const'>ARGV</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='rparen'>)</span>
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<span class='id identifier rubyid_speaker'>speaker</span><span class='period'>.</span><span class='id identifier rubyid_conversation'>conversation</span>
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<span class='kw'>end</span>
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<span class='id identifier rubyid_opt'>opt</span><span class='period'>.</span><span class='id identifier rubyid_on'>on</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>-e</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>--edit</span><span class='tstring_end'>"</span></span><span class='comma'>,</span>
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<span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Create or edit a dialogue tree</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span> <span class='kw'>do</span>
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<span class='kw'>if</span> <span class='const'>ARGV</span><span class='period'>.</span><span class='id identifier rubyid_empty?'>empty?</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Creating a new tree.</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_tree'>tree</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../top-level-namespace.html#SKELETON_TREE-constant" title="SKELETON_TREE (constant)">SKELETON_TREE</a></span></span>
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<span class='kw'>else</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Using tree at </span><span class='embexpr_beg'>#{</span><span class='const'>ARGV</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_content'>.</span><span class='tstring_end'>"</span></span>
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<span class='kw'>unless</span> <span class='id identifier rubyid_verify_tree'><span class='object_link'><a href="../top-level-namespace.html#verify_tree-instance_method" title="#verify_tree (method)">verify_tree</a></span></span><span class='lparen'>(</span><span class='const'>ARGV</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='rparen'>)</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>\n</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_opt'>opt</span><span class='embexpr_end'>}</span><span class='tstring_content'>\n</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_exit'>exit</span>
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<span class='kw'>end</span>
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<span class='id identifier rubyid_tree'>tree</span> <span class='op'>=</span> <span class='const'>YAML</span><span class='period'>.</span><span class='id identifier rubyid_load_file'>load_file</span><span class='lparen'>(</span><span class='const'>ARGV</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='rparen'>)</span>
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<span class='kw'>end</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Welcome to Sapling, a Dialogue Tree Utility.\n</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_gardner'>gardner</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../Planter.html" title="Planter (module)">Planter</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Planter/Spade.html" title="Planter::Spade (class)">Spade</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span>
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<span class='id identifier rubyid_gardner'>gardner</span><span class='period'>.</span><span class='id identifier rubyid_file'>file</span> <span class='op'>=</span> <span class='id identifier rubyid_tree'>tree</span>
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<span class='id identifier rubyid_gardner'>gardner</span><span class='period'>.</span><span class='id identifier rubyid_plant'>plant</span>
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<span class='kw'>end</span>
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<span class='kw'>end</span>
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<span class='comment'># Hacky way of dealing with bad options
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</span> <span class='kw'>begin</span>
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<span class='id identifier rubyid_opt_parser'>opt_parser</span><span class='period'>.</span><span class='id identifier rubyid_parse!'>parse!</span><span class='lparen'>(</span><span class='id identifier rubyid_options'>options</span><span class='rparen'>)</span>
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<span class='kw'>rescue</span> <span class='const'>OptionParser</span><span class='op'>::</span><span class='const'>InvalidOption</span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>Invalid option.</span><span class='tstring_end'>"</span></span>
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<span class='id identifier rubyid_puts'>puts</span> <span class='id identifier rubyid_opt_parser'>opt_parser</span>
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<span class='id identifier rubyid_exit'>exit</span>
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<span class='kw'>end</span>
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<span class='kw'>end</span></pre>
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Generated on Sun May 7 16:58:49 2017 by
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